Non-warping wood, 25 mm wide, double scale in mm, figured every cm. The scales on the two edges read in opposite directions.

Plastic with scale printed black

Chrome plated steel, heavy type, scale 150 x 0.1 mm & 6 x 0.01 inch, sliding jaw with thumb movement for fine adjustment.

Plated steel. Double scale, reading 0-12 cm x 0.1 mm and 5 x 0.01 inch, with depth gauge & thumb wheel for fine adjustment, in plastic pouch.

Stain finish frame, calibrated to 25 mm x 1 mm pitch with friction thimble to permit consistent measurements. Machine-cut graduations, with ratchet stop.

Brass Body, with steel screw of 0.5 mm pitch, thimble with ratchet stop, range 0 to 25 mm, reading to 0.01 mm, in plastic pouch.

Chrome Plated Brass. Complete with cleaning rod having good grip and pipes of thick gauge.

Plated metal cone with hinged cutter blade set in slot, with wooden handle.

Chrome plated brass, various size tubes, each with cutting edge at bottom and handle at top, with cleaning rod.